Welcome to your CHT/IAT TGT PCM Practice set-1
This practice set contains 30 question .
Each Question carries 1 mark.
There is a negative marking of 0.25 marks for each wrong response .
1.
How are the point (3,4) and (2,-6) situated w.r.t the line 3x-4y-8= 0 ?
2.
Which method is used in general to obtain metal from its sulphide ore?
3.
Which of the following in case of a discrete data, is not equal to the median
4.
. The weight of the body at the earth’s surface is W. At a depth half way to the centre of earth , it will be (assuming uniform density in earth)
5.
If a constant force is applied to mass, it moves with a uniform
6.
Which of the following has the longest wavelength?
7.
. A wheel with 8 spokes is rotated in a plane normal to the earth’s magnetic field so that an emf of 4 mV is induced between the axel and rim of the wheel. Keeping all other things unchanged, the number of spokes is increased to 16. Now , the emf between the axel and the rim of the wheel is
8.
Two tubes A and B are in series. Radius of A is R and that of B 2R . If water flows through A with velocity then velocity of water through B is
9.
An oxide of metal has 20% oxygen , the eq. wt. of oxide is
10.
An inductance of 2 henry is connected in a D.C. circuit. Then the value of inductive reactance is
11.
The most commonly used bleaching agent is
12.
The probability of not getting a sum 7 in a single throw with a pair of dice is
13.
. A certain volume of water is taken from the surface of a lake to a depth ‘h’ . To calculate the change in its volume, we shall have to take into consideration its
14.
Three 4 ohm resistors are connected in the form of an equilateral triangle . The total resistance between any two corners is
15.
The number of d-electrons in Fe2+ (Z = 26) is not equal to that of.
16.
. A body is released from the top of the tower H metre high. It takes t second to reach the ground. Where is the body t/2 secound after release ?
17.
The Potassium graphite and Calcium Graphite can be mostly used as which among the following?
18.
The difference between two numbers is five and the difference between their squares is 65 . The larger number is
19.
The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is ________
20.
The points of trisection of the line segment AB , joining the points (3,-2) and B(-3, 4) are
21.
The values of observed and calculated molecular weights of silver nitrate are 92.64 and 170 respectively . The degree of dissociation of silver nitrate is
22.
If x-by+3=0 , ax+2y-3=0 are consistant and dependant . Then the values of a and b will be respectively
23.
Write 5th term of G.P. is 2, find the product of first 9 terms
24.
Two finite sets have m and n elements . The total number of subsets of the first is 56 more than the total number of subsets of the second set. The values of m and n are
25.
The critical velocity for a non-viscous liquid is
26.
Transuranic elements are those which are
27.
The ionic radii of N3-, O2-, F- and Na+ follows the order
28.
. The half-life of a radioactive element is 1580 years . How long will it take to reduce to 1/4th of its original mass ?
29.
A body falls 16 metres in the first second of its motion , 48 metres in the second, 80 metres in the third, 112 metres in the fourth and so on. How far does it fall during the 11th second of its motion.
30.
In the binomial distribution the mean of the number of heads in 15 tosses of a coin is
Can we see the solutions …after quiz
Please sir provide solutions of numericals